public void inverse_chi()
{
var rand = new Random(Seed);
var n = 1000;
var r = 10;
var chi = new Chi(r, rand);
var samples = chi.GenerateSample(n);
Assert.True(Math.Abs(r - samples.Mean()) < 0.5);
Assert.True(Math.Abs(2 * r - samples.Variance()) < 1.5);
}
